Cupping-die.



P=-i-ENTED FEB. 28, 1905. A. LA, BAH

GVG'. PERKINS (12 E.

UUPPING DIE.

APPLIiUA'lION FILED JUNE 4, 190-2=v 2 SHEBTS-SHEBT I.

f) mat-.4 5 $24. 410W? 1 K J flwWL I PATENTBD FEB. 28, 1905 0. G. PERKINS & E. A. LA HAR.

GUPPING DIE.

APPLICATION IILBD JUNE 4. 190

2 SHEETW-SHEET 2.

the blank and centering it before ihe is applicable for sunning; iJilllh-Si formation of a (run. n no 19 me he a i l i ranged at the lower end or the punch for the i purpose of extendingthrough an opening and femalediee come togtnier 5th be arranged in the side of the male d sition to engage post; 2i on the face of the dieoetl for limiting the dmvnward moveu'ient ol the male die.

The halls in the male die eouid and the screwsv turned in, so that their inni" ends would extend into the grooves and can the punch to move snirally on it i'IlQ'vQri dependently of the male die balls and screws in the male grooves for receivingthe he Wliilh in van thepunch can he dispenslied in b ease the punch would he as ila in this case it the erimpi respond as to size and angle with thescoringf ribs of the male and fem; dies the creases by engagement with these er grooves will eaue the punch to moveenirall v when it is forced down by the thrust-lilo lhie cupping-die is onrticulnrlvadepteiv electrical devices and apple;

teziel. 3 reason of the spiral merement ot' means to he moved toward und irom the female die. epirally-grooved punch adapted to be moved om the male die into the female die, and or giving the punch a rotation when it l:'-- moved independently of the male die, subitially as specified.

6. it cupping-die having a female die, a male die adapted to he moved toward and from the female die, a punch adapted to be he left on t oved from the male die into the female die,

and halls arranged between the male die and the punch the hlanl; which in scored by the 3 male and female dies in crimeed e and firmly without materially al structure when it is forced down '1 female die lay the punch.

The invention claimedi-- 1. A on lu -die hex-lu 'unoi i 1. :1

ll .3, m mole LllB adapted he moi on d and from the female die, nnd e. pi i t in t to be moved spirally from the u do die into the female die, substantially ae SpllCllifn A cupping-die having spiral female die, espirallwrihbed male di to be moved toward and i'romtho to rule tie. and 2t punchednptod to he moi-ed from the male die into the female die, substantially as specified.

3. A cupping-die having; a spirally-ribbml female die, a spirally-iibbed male die udupted to be moved toward and from the feuuile din,

adapted and a spirally-grooved punch adapted to be,

moved from the nude die into the nanmlc die substantially as spocihed.

4. A cupp1ngdie havmga lomalcdio, r. male die adapted tobo moved toward and from the female die, and u spirully-groovcd punch j adapted to'he moved from the male dio into the female die, substantially as Hpocilicd.

A cupping-die having a spirally-r1bhcd lemalo l asnirzill '-ribbcd mule die ndautcd e .i z

"Shiv 5 the punch forgiving the punch a rotation when it is moved independently of the male die, substantially as specified.

7. A cupping-[lie having a die-bed, a female 1 die located in the die-bed, a thrust-block a male die mipnortod by the thrust" hlocln ningg'e normally forcing the ,male die from i thrust-block, studs guiding and limiting 1Q movement of the male die with relation to ie tln'uebblock. a punch supported'hy the rust-block and extending into the male die,

u means for rotating the punch when it is into the female die,

net 7 ll. ft euppinwdie havingadiebed. an annul'cmaic who located 11'! thedle-bed. a thrustan annular male die supported by the thrust-block a punch extending through the male div and havingastcmcxtemling through the tln'ust-blocln antil'r| :tion-balls between the punch and the thrustdilocle a nut on the end oi the stem ol' the punch for llulillllg' the punch and the thrush-block together, and

mcane for causing the punch to move spirally when it moves iiulcpondcntly ol' the male die,

eubstanliallv as specified.

ll). A cupping-die having a ribbed l'cinnlo die a rihbcd male die, n gri'mvod punch, and means which cause the punch to niovostpirally when it moves indo cu:lontly of the mole die, substantially as npecilied. I

illli ililil lhl ll'iltlilNS, lClilJEnWUli'ili' A. LA HAN.

ll'itnesnee:

llama it. lizmmizns,

ll'ru in: M. Lime, 

